Word Study
sth
WORDNET DICTIONARY
Noun sth has 1 sense
- sth(n = noun.body) growth hormone, human growth hormone, somatotrophic hormone, somatotrophin, somatotropic hormone, somatotropin - a hormone produced by the anterior pituitary gland; promotes growth in humans; Array is a kind of endocrine, hormone, internal secretion
has particulars: protropin
For further exploring for "sth" in Webster Dictionary Online